Horanský joined EHC Biel's Elite-A back in 2012. Two years later, the 21-year-old made his debut in EHCB's NLA-team. Over the past two seasons, he appeared in 10 NLA-games for Biel (no points) and 78 games on loan in the NLB with HC Ajoie (23 goals, 36 assists). (tme)